/*
 * @LastEditTime: 2023-03-28 21:43:08
 * @Method: 
 * @Description: 
 */
package CodeTop;

public class ListNode {
    int val;
    ListNode next;
    ListNode() {}
    ListNode(int val) { this.val = val; }
    ListNode(int val, ListNode next) { this.val = val; this.next = next; }
}
